Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee

Bug Bounty Intelligence

Source: HackerOne public disclosures · updated every 6h

Browse publicly disclosed bug bounty reports from HackerOne. Filter by severity, weakness type, or program. Cross-referenced with CVE IDs where available.

Disclosed Reports
12,219
CVE-linked
1,854
Programs
342
New This Week
10
Severity: All CriticalHighMediumLow
Type: All Information Disclosure 1173 Cross-site Scripting (XSS) … 747 Violation of Secure Design … 719 Improper Access Control - Generic 656 Improper Authentication - Generic 652 Cross-site Scripting (XSS) … 513 Uncontrolled Resource Consumption 483 Cross-site Scripting (XSS) … 461 Cross-Site Request Forgery (CSRF) 421 Privilege Escalation 375
Program filter: nextcloud✕
Email not verified when changing afterwards on apps.nextcloud.com
Nextcloud Violation of Secure Design Principles (CWE-657)
Low
2025-09-29
OAuth2 "authorization_code" is valid indefinetly
Nextcloud Violation of Secure Design Principles (CWE-657)CVE-2024-22403
Low
2024-02-17
Ability to control the filename when uploading a logo or favicon on theming
Nextcloud Violation of Secure Design Principles (CWE-657)CVE-2023-28833
Low
2023-04-10
Message Authentication Codes calculated by the Default Encryption Module allow an attacker to silently overwrite blocks in a file
Nextcloud Violation of Secure Design Principles (CWE-657)CVE-2020-8133
Low
2020-11-05
Username and Access Token Disclousure
Nextcloud Violation of Secure Design Principles (CWE-657)CVE-2019-15611
Low
2020-03-01
Content Spoofing /Text Injection in https://docs.nextcloud.com
Nextcloud Violation of Secure Design Principles (CWE-657)
Low
2019-09-05
WordPress < 4.8.2 vulnerable to multiple attacks
Nextcloud Violation of Secure Design Principles (CWE-657)
Low
2017-09-27
Content (Text) Injection at https://nextcloud.com
Nextcloud Violation of Secure Design Principles (CWE-657)
Low
2017-05-15
Content Spoofing/Text Injection in https://demo.nextcloud.com
Nextcloud Violation of Secure Design Principles (CWE-657)
Low
2017-04-28
Content Spoofing/Text Injection in nextcloud.com
Nextcloud Violation of Secure Design Principles (CWE-657)
Low
2017-04-19
Content Spoofing in "files" app
Nextcloud Violation of Secure Design Principles (CWE-657)CVE-2017-0888
Low
2017-03-06
Content (Text) Injection at NextCloud Server 9.0.52 - via http://custom_nextcloud_url/remote.php/dav/files/
Nextcloud Violation of Secure Design Principles (CWE-657)CVE-2016-9468
Low
2016-12-02
More content spoofing through dir param in the files app
Nextcloud Violation of Secure Design Principles (CWE-657)CVE-2016-9467
Low
2016-11-04
Content spoofing in lookup.nextcloud.com
Nextcloud Violation of Secure Design Principles (CWE-657)
Low
2016-10-10
Top Weakness Types
Most Active Programs
ProgramReportsMax $
U.S. Dept Of Defense896—
Internet Bug Bounty817—
HackerOne609—
Nextcloud582—
Shopify464—
curl439—
Node.js third-party modules307—
GitLab258—
X / xAI250 $2,500
Uber239 $9,895